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function(t){Object.keys(t.$__.activePaths.states.require).forEach((function(e){var r=t.$__schema.path(e);null!=r&&"function"==typeof r.originalRequiredValue&&(t.$__.cachedRequired[e]=r.originalRequiredValue.call(t,t))}))}(t);var r=new Set(Object.keys(t.$__.activePaths.states.require).filter((function(e){return!(!t.$__isSelected(e)&&!t.isModified(e))&&(!(e in t.$__.cachedRequired)||t.$__.cachedRequired[e])})));function n(t){r.add(t)}Object.keys(t.$__.activePaths.states.init).forEach(n),Object.keys(t.$__.activePaths.states.modify).forEach(n),Object.keys(t.$__.activePaths.states.default).forEach(n);var i,s=t.$getAllSubdocs(),a=t.modifiedPaths(),u=o(s);try{for(u.s();!(i=u.n()).done;){var c=i.value;if(c.$basePath){var l,f=o(r);try{for(f.s();!(l=f.n()).done;){var p=l.value;(null===p||p.startsWith(c.$basePath+"."))&&r.delete(p)}}catch(t){f.e(t)}finally{f.f()}!t.isModified(c.$basePath,a)||t.isDirectModified(c.$basePath)||t.$isDefault(c.$basePath)||(r.add(c.$basePath),e[c.$basePath]=!0)}}}catch(t){u.e(t)}finally{u.f()}var h,y=o(r);try{for(y.s();!(h=y.n()).done;){var d=h.value,_=t.$__schema.path(d);if(_&&_.$isMongooseArray&&(!_.$isMongooseDocumentArray||E(_,"schemaOptions.required")))v(t.$__getValue(d),r,d)}}catch(t){y.e(t)}finally{y.f()}function v(t,e,r){if(null!=t)for(var n=t.length,o=0;o<n;++o)Array.isArray(t[o])?v(t[o],e,r+"."+o):e.add(r+"."+o)}var m,b={skipArrays:!0},g=o(r);try{for(g.s();!(m=g.n()).done;){var w=m.value;if(t.$__schema.nested[w]){var O=t.$__getValue(w);V(O)&&(O=O.toObject({transform:!1}));var S=$(O,w,b,t.$__schema);Object.keys(S).forEach(n)}}}catch(t){g.e(t)}finally{g.f()}var j,A=o(r);try{for(A.s();!(j=A.n()).done;){var P=j.value;if(t.$__schema.singleNestedPaths.hasOwnProperty(P))r.delete(P);else{var x=t.$__schema.path(P);if(x&&x.$isSchemaMap){var T=t.$__getValue(P);if(null!=T){var k,N=o(T.keys());try{for(N.s();!(k=N.n()).done;){var B=k.value;r.add(P+"."+B)}}catch(t){N.e(t)}finally{N.f()}}}}}}catch(t){A.e(t)}finally{A.f()}return[r=Array.from(r),e]}
/*!
 * ignore
 */
/*!
 * ignore
 */
function st(t,e){var r,n=new Set(e),i=new Map([]),s=o(e);try{for(s.s();!(r=s.n()).done;){var a=r.value;if(-1!==a.indexOf("."))for(var u=a.split("."),c=u[0],l=1;l<u.length;++l)i.set(c,a),c=c+"."+u[l]}}catch(t){s.e(t)}finally{s.f()}var f,p=[],h=o(t);try{for(h.s();!(f=h.n()).done;){var y=f.value;n.has(y)?p.push(y):i.has(y)&&p.push(i.get(y))}}catch(t){h.e(t)}finally{h.f()}return p}
/*!
 * ignore
 */function at(t,e){return e=new Set(e),t=t.filter((function(t){return!e.has(t)}))}
/*!
 * Runs queued functions
 */
function ut(t){var e=t.$__schema&&t.$__schema.callQueue;if(e.length){var r,n=o(e);try{for(n.s();!(r=n.n()).done;){var i=r.value;"pre"!==i[0]&&"post"!==i[0]&&"on"!==i[0]&&t[i[0]].apply(t,i[1])}}catch(t){n.e(t)}finally{n.f()}}}
/*!
 * ignore
 */
/*!
 * Applies virtuals properties to `json`.
 */
function ct(t,e,r,n){var o,i,s,a=t.$__schema,u=Object.keys(a.virtuals),c=u.length,l=c,f=t._doc,p=E(n,"aliases",!0),h=null;if(Array.isArray(r.virtuals))h=new Set(r.virtuals);else if(r.virtuals&&r.virtuals.pathsToSkip){h=new Set(u);for(var y=0;y<r.virtuals.pathsToSkip.length;y++)h.has(r.virtuals.pathsToSkip[y])&&h.delete(r.virtuals.pathsToSkip[y])}if(!f)return e;for(r=r||{},c=0;c<l;++c)if(o=u[c],(null==h||h.has(o))&&(p||!a.aliases.hasOwnProperty(o))){if(i=o,null!=r.path){if(!o.startsWith(r.path+"."))continue;i=o.substr(r.path.length+1)}var d=i.split(".");if(void 0!==(s=L(t.get(o),r))){var _=d.length;f=e;for(var v=0;v<_-1;++v)f[d[v]]=f[d[v]]||{},f=f[d[v]];f[d[_-1]]=s}}return e}
/*!
 * Applies virtuals properties to `json`.
 *
 * @param {Document} self
 * @param {Object} json
 * @return {Object} `json`
 */function lt(t,e){if(F(e))throw new Error("`transform` function must be synchronous, but the transform on path `"+t+"` returned a promise.")}
/*!
 * ignore
 */tt.prototype.$__schema,tt.prototype.schema,Object.defineProperty(tt.prototype,"$locals",{configurable:!1,enumerable:!1,writable:!0}),tt.prototype.isNew,Object.defineProperty(tt.prototype,"$where",{configurable:!1,enumerable:!1,writable:!0}),tt.prototype.id,tt.prototype.errors,tt.prototype.$op,tt.prototype.$__buildDoc=function(t,e,r,n,o){for(var i={},s=Object.keys(this.$__schema.paths).filter((function(t){return!t.includes("$*")})),a=s.length,u=0;u<a;++u){var c=s[u];if("_id"===c){if(r)continue;if(t&&"_id"in t)continue}for(var l=this.$__schema.paths[c].splitPath(),f=l.length,p=f-1,h="",y=i,d=!1,_=0;_<f;++_){var v=l[_];if(h+=(h.length?".":"")+v,!0===n){if(h in e)break}else if(!1===n&&e&&!d)if(h in e)d=!0;else if(!o[h])break;_<p&&(y=y[v]||(y[v]={}))}}this._doc=i},
/*!
 * Converts to POJO when you use the document for querying
 */
tt.prototype.toBSON=function(){return this.toObject(R)},tt.prototype.init=function(t,e,r){return"function"==typeof e&&(r=e,e=null),this.$__init(t,e),r&&r(null,this),this},
/*!
 * ignore
 */
tt.prototype.$__init=function(t,e){if(this.isNew=!1,this.$init=!0,e=e||{},null!=t._id&&e.populated&&e.populated.length){var r,n=String(t._id),i=o(e.populated);try{for(i.s();!(r=i.n()).done;){var s=r.value;if(s.isVirtual?this.populated(s.path,I.getValue(s.path,t),s):this.populated(s.path,s._docs[n],s),null!=s._childDocs){var a,u=o(s._childDocs);try{for(u.s();!(a=u.n()).done;){var c=a.value;null!=c&&null!=c.$__&&(c.$__.parent=this)}}catch(t){u.e(t)}finally{u.f()}s._childDocs=[]}}}catch(t){i.e(t)}finally{i.f()}}
/*!
 * Init helper.
 *
 * @param {Object} self document instance
 * @param {Object} obj raw mongodb doc
 * @param {Object} doc object we are initializing
 * @api private
 */
return function t(e,r,n,o,i){i=i||"";var s,a,u,c=Object.keys(r),l=c.length,f=0;for(;f<l;)p(f++);function p(l){if(u=c[l],a=i+u,s=e.$__schema.path(a),!e.$__schema.$isRootDiscriminator||e.$__isSelected(a))if(!s&&I.isPOJO(r[u]))n[u]||(n[u]={}),t(e,r[u],n[u],o,a+".");else if(s){if(null===r[u])n[u]=s._castNullish(null);else if(void 0!==r[u]){var f=(r[u].$__||{}).wasPopulated||null;if(s&&!f)try{n[u]=s.cast(r[u],e,!0)}catch(t){e.invalidate(t.path,new g({path:t.path,message:t.message,type:"cast",value:t.value,reason:t}))}else n[u]=r[u]}e.isModified(a)||e.$__.activePaths.init(a)}else n[u]=r[u]}}(this,t,this._doc,e),
/*!
 * If populating a path within a document array, make sure each
 * subdoc within the array knows its subpaths are populated.
 *
 * ####Example:
 *     const doc = await Article.findOne().populate('comments.author');
 *     doc.comments[0].populated('author'); // Should be set
 */
function(t,e){if(null==t._id||null==e||0===e.length)return;var r,n=String(t._id),i=o(e);try{for(i.s();!(r=i.n()).done;){var s=r.value;if(!s.isVirtual)for(var a=s.path.split("."),u=0;u<a.length-1;++u){var c=a.slice(0,u+1).join("."),l=a.slice(u+1).join("."),f=t.get(c);if(null!=f&&f.isMongooseDocumentArray){for(var p=0;p<f.length;++p)f[p].populated(l,null==s._docs[n]?[]:s._docs[n][p],s);break}}}}catch(t){i.e(t)}finally{i.f()}}(this,e.populated),this.emit("init",this),this.constructor.emit("init",this),this.$__._id=this._id,this},tt.prototype.update=function(){var t=I.args(arguments);t.unshift({_id:this._id});var e=this.constructor.update.apply(this.constructor,t);return null!=this.$session()&&("session"in e.options||(e.options.session=this.$session())),e},tt.prototype.updateOne=function(t,e,r){var n=this,o=this.constructor.updateOne({_id:this._id},t,e);return o.pre((function(t){n.constructor._middleware.execPre("updateOne",n,[n],t)})),o.post((function(t){n.constructor._middleware.execPost("updateOne",n,[n],{},t)})),null!=this.$session()&&("session"in o.options||(o.options.session=this.$session())),null!=r?o.exec(r):o},tt.prototype.replaceOne=function(){var t=I.args(arguments);return t.unshift({_id:this._id}),this.constructor.replaceOne.apply(this.constructor,t)},tt.prototype.$session=function(t){if(0===arguments.length)return null!=this.$__.session&&this.$__.session.hasEnded?(this.$__.session=null,null):this.$__.session;if(null!=t&&t.hasEnded)throw new p("Cannot set a document's session to a session that has ended. 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/*!
 * ignore
 */
function(t,e){if(!t.$__.validationError)return;for(var r=Object.keys(t.$__.validationError.errors),n=0,o=r;n<o.length;n++){var i=o[n];i.startsWith(e+".")&&delete t.$__.validationError.errors[i]}0===Object.keys(t.$__.validationError.errors).length&&(t.$__.validationError=null)}
/*!
 * ignore
 */(this,t),B.$isSingleNested&&null!=e&&d){e instanceof tt&&(e=e.toObject({virtuals:!1,transform:!1}));for(var rt=0,nt=Object.keys(e);rt<nt.length;rt++){var ot=nt[rt];this.$set(t+"."+ot,e[ot],v,i)}return this}var it=!0;try{var st,at=function(){if(null==B.options)return!1;if(!(e instanceof tt))return!1;var t=e.constructor,r=B.options.ref;if(null!=r&&(r===t.modelName||r===t.baseModelName))return!0;var n=B.options.refPath;if(null==n)return!1;var o=e.get(n);return o===t.modelName||o===t.baseModelName}(),ut=!1;if(at&&e instanceof tt&&(this.populated(t,e._id,n({},J,e.constructor)),e.$__.wasPopulated=!0,ut=!0),B.options&&Array.isArray(B.options[b])&&B.options[b].length&&B.options[b][0].ref&&
/*!
 * ignore
 */
function(t,e){if(!Array.isArray(t))return!1;if(0===t.length)return!1;var r,n=o(t);try{for(n.s();!(r=n.n()).done;){var i=r.value;if(!(i instanceof tt))return!1;if(null==i.constructor.modelName)return!1;if(i.constructor.modelName!=e&&i.constructor.baseModelName!=e)return!1}}catch(t){n.e(t)}finally{n.f()}return!0}(e,B.options[b][0].ref)){st=n({},J,e[0].constructor),this.populated(t,e.map((function(t){return t._id})),st);var ct,lt=o(e);try{for(lt.s();!(ct=lt.n()).done;){ct.value.$__.wasPopulated=!0}}catch(t){lt.e(t)}finally{lt.f()}ut=!0}if(null==this.$__schema.singleNestedPaths[t]&&(e=B.applySetters(e,this,!1,et)),B.$isMongooseDocumentArray&&Array.isArray(e)&&e.length>0&&null!=e[0]&&null!=e[0].$__&&null!=e[0].$__.populated){for(var ft=Object.keys(e[0].$__.populated),pt=function(){var r=yt[ht];a.populated(t+"."+r,e.map((function(t){return t.populated(r)})),e[0].$__.populated[r].options)},ht=0,yt=ft;ht<yt.length;ht++)pt();ut=!0}if(!ut&&this.$__.populated){if(Array.isArray(e)&&this.$__.populated[t])for(var dt=0;dt<e.length;++dt)e[dt]instanceof tt&&(e[dt]=e[dt]._id);delete this.$__.populated[t]}B.$isSingleNested&&null!=e&&function(t,e,r){var n=e.schema;if(null==n)return;for(var o=0,i=Object.keys(n.paths);o<i.length;o++){var s=i[o],a=n.paths[s];if(null!=a.$immutableSetter){var u=null==r?void 0:r.$__getValue(s);a.$immutableSetter.call(t,u)}}}(e,B,et),this.$markValid(t)}catch(r){r instanceof p.StrictModeError&&r.isImmutableError?this.invalidate(t,r):r instanceof p.CastError?(this.invalidate(r.path,r),r.$originalErrorPath&&this.invalidate(t,new p.CastError(B.instance,e,t,r.$originalErrorPath))):this.invalidate(t,new p.CastError(B.instance,e,t,r)),it=!1}return it&&(this.$__set(Q,t,v,Y,B,e,et),null!=this.$__.savedState&&(this.isNew||this.$__.savedState.hasOwnProperty(t)?this.$__.savedState.hasOwnProperty(t)&&I.deepEqual(e,this.$__.savedState[t])&&this.unmarkModified(t):this.$__.savedState[t]=et)),B.$isSingleNested&&(this.isDirectModified(t)||null==e)&&S(this,t),this},tt.prototype.set=tt.prototype.$set,tt.prototype.$__shouldModify=function(t,e,r,n,o,i,s){return!!this.isNew||null==this.$__schema.singleNestedPaths[e]&&(void 0===i&&!this.$__isSelected(e)||(void 0!==i||!(e in this.$__.activePaths.states.default))&&(!(this.populated(e)&&i instanceof tt&&U(i._id,s))&&(!U(i,s||I.getValue(e,this))||!(r||null==i||!(e in this.$__.activePaths.states.default)||!U(i,o.getDefault(this,r))))))},tt.prototype.$__set=function(t,e,n,o,i,s,a){c=c||r(29);var l=this.$__shouldModify(t,e,n,o,i,s,a),f=this;l&&(this.markModified(t),u||(u=r(85)),s&&s.isMongooseArray&&(s._registerAtomic("$set",s),s.isMongooseDocumentArray&&s.forEach((function(t){t&&t.__parentArray&&(t.__parentArray=s)})),this.$__.activePaths.forEach((function(t){t.startsWith(e+".")&&f.$__.activePaths.ignore(t)}))));for(var p=this._doc,h=0,y=o.length,d="";h<y;h++){var _=h+1===y;if(d+=d?"."+o[h]:o[h],Z.has(o[h]))return;_?p instanceof Map?p.set(o[h],s):p[o[h]]=s:(I.isPOJO(p[o[h]])||p[o[h]]&&p[o[h]]instanceof c||p[o[h]]&&p[o[h]].$isSingleNested||p[o[h]]&&Array.isArray(p[o[h]])||(p[o[h]]=p[o[h]]||{}),p=p[o[h]])}},tt.prototype.$__getValue=function(t){return I.getValue(t,this._doc)},tt.prototype.$__setValue=function(t,e){return I.setValue(t,e,this._doc),this},tt.prototype.get=function(t,e,r){var n;r=r||{},e&&(n=this.$__schema.interpretAsType(t,e,this.$__schema.options));var o=this.$__path(t);if(null==o&&(o=this.$__schema.virtualpath(t)),o instanceof h){var i=this.$__schema.virtualpath(t);null!=i&&(o=i)}var s=-1===t.indexOf(".")?[t]:t.split("."),a=this._doc;if(o instanceof w)return o.applyGetters(void 0,this);"string"==typeof this.$__schema.aliases[s[0]]&&(s[0]=this.$__schema.aliases[s[0]]);for(var u=0,c=s.length;u<c;u++)a&&a._doc&&(a=a._doc),a=null==a?void 0:a instanceof Map?a.get(s[u],{getters:!1}):u===c-1?I.getValue(s[u],a):a[s[u]];if(n&&(a=n.cast(a)),null!=o&&!1!==r.getters)a=o.applyGetters(a,this);else if(this.$__schema.nested[t]&&r.virtuals)return ct(this,I.clone(a)||{},{path:t});return a},
/*!
 * ignore
 */
tt.prototype[Q]=tt.prototype.get,tt.prototype.$__path=function(t){var e=this.$__.adhocPaths,r=e&&e.hasOwnProperty(t)?e[t]:null;return r||this.$__schema.path(t)},tt.prototype.markModified=function(t,e){this.$__.activePaths.modify(t),null==e||this.ownerDocument||(this.$__.pathsToScopes[t]=e)},tt.prototype.unmarkModified=function(t){this.$__.activePaths.init(t),delete this.$__.pathsToScopes[t]},tt.prototype.$ignore=function(t){this.$__.activePaths.ignore(t)},tt.prototype.directModifiedPaths=function(){return Object.keys(this.$__.activePaths.states.modify)},tt.prototype.$isEmpty=function(t){var e={minimize:!0,virtuals:!1,getters:!1,transform:!1};if(arguments.length>0){var r=this.get(t);return null==r||"object"===s(r)&&(I.isPOJO(r)?ot(r):0===Object.keys(r.toObject(e)).length)}return 0===Object.keys(this.toObject(e)).length},tt.prototype.modifiedPaths=function(t){t=t||{};var e=Object.keys(this.$__.activePaths.states.modify),r=this;return e.reduce((function(e,n){var i=n.split(".");if(e=e.concat(i.reduce((function(t,e,r){return t.concat(i.slice(0,r).concat(e).join("."))}),[]).filter((function(t){return-1===e.indexOf(t)}))),!t.includeChildren)return e;var a=r.get(n);if(null!=a&&"object"===s(a))if(a._doc&&(a=a._doc),Array.isArray(a)){for(var u=a.length,c=0;c<u;++c)if(-1===e.indexOf(n+"."+c)&&(e.push(n+"."+c),null!=a[c]&&a[c].$__)){var l,f=o(a[c].modifiedPaths());try{for(f.s();!(l=f.n()).done;){var p=l.value;e.push(n+"."+c+"."+p)}}catch(t){f.e(t)}finally{f.f()}}}else Object.keys(a).filter((function(t){return-1===e.indexOf(n+"."+t)})).forEach((function(t){e.push(n+"."+t)}));return e}),[])},tt.prototype[K]=tt.prototype.modifiedPaths,tt.prototype.isModified=function(t,e){if(t){Array.isArray(t)||(t=t.split(" "));var r=e||this[K](),n=Object.keys(this.$__.activePaths.states.modify);return t.some((function(t){return!!~r.indexOf(t)}))||t.some((function(t){return n.some((function(e){return e===t||t.startsWith(e+".")}))}))}return this.$__.activePaths.some("modify")},tt.prototype[Y]=tt.prototype.isModified,tt.prototype.$isDefault=function(t){var e=this;if(null==t)return this.$__.activePaths.some("default");if("string"==typeof t&&-1===t.indexOf(" "))return this.$__.activePaths.states.default.hasOwnProperty(t);var r=t;return Array.isArray(r)||(r=r.split(" ")),r.some((function(t){return e.$__.activePaths.states.default.hasOwnProperty(t)}))},tt.prototype.$isDeleted=function(t){return 0===arguments.length?!!this.$__.isDeleted:(this.$__.isDeleted=!!t,this)},tt.prototype.isDirectModified=function(t){var e=this;if(null==t)return this.$__.activePaths.some("modify");if("string"==typeof t&&-1===t.indexOf(" "))return this.$__.activePaths.states.modify.hasOwnProperty(t);var r=t;return Array.isArray(r)||(r=r.split(" ")),r.some((function(t){return e.$__.activePaths.states.modify.hasOwnProperty(t)}))},tt.prototype.isInit=function(t){var e=this;if(null==t)return this.$__.activePaths.some("init");if("string"==typeof t&&-1===t.indexOf(" "))return this.$__.activePaths.states.init.hasOwnProperty(t);var r=t;return Array.isArray(r)||(r=r.split(" ")),r.some((function(t){return e.$__.activePaths.states.init.hasOwnProperty(t)}))},tt.prototype.isSelected=function(t){var e=this;if(null==this.$__.selected)return!0;if("_id"===t)return 0!==this.$__.selected._id;if(-1!==t.indexOf(" ")&&(t=t.split(" ")),Array.isArray(t))return t.some((function(t){return e.$__isSelected(t)}));var r=Object.keys(this.$__.selected),n=null;if(1===r.length&&"_id"===r[0])return 0===this.$__.selected._id;for(var o=0,i=r;o<i.length;o++){var s=i[o];if("_id"!==s&&N(this.$__.selected[s])){n=!!this.$__.selected[s];break}}if(null===n)return!0;if(t in this.$__.selected)return n;for(var a=t+".",u=0,c=r;u<c.length;u++){var l=c[u];if("_id"!==l){if(l.startsWith(a))return n||l!==a;if(a.startsWith(l+"."))return n}}return!n},tt.prototype.$__isSelected=tt.prototype.isSelected,tt.prototype.isDirectSelected=function(t){var e=this;if(null==this.$__.selected)return!0;if("_id"===t)return 0!==this.$__.selected._id;if(-1!==t.indexOf(" ")&&(t=t.split(" ")),Array.isArray(t))return t.some((function(t){return e.isDirectSelected(t)}));var r=Object.keys(this.$__.selected),n=null;if(1===r.length&&"_id"===r[0])return 0===this.$__.selected._id;for(var o=0,i=r;o<i.length;o++){var s=i[o];if("_id"!==s&&N(this.$__.selected[s])){n=!!this.$__.selected[s];break}}return null===n||(this.$__.selected.hasOwnProperty(t)?n:!n)},tt.prototype.validate=function(t,e,r){var n,o=this;if(this.$op="validate",null!=this.ownerDocument||(this.$__.validating?n=new _(this,{parentStack:e&&e.parentStack,conflictStack:this.$__.validating.stack}):this.$__.validating=new _(this,{parentStack:e&&e.parentStack})),1===arguments.length?"object"!==s(arguments[0])||Array.isArray(arguments[0])?"function"==typeof arguments[0]&&(r=arguments[0],e=null,t=null):(e=arguments[0],r=null,t=null):"function"==typeof t?(r=t,e=null,t=null):"function"==typeof e&&(r=e,e=t,t=null),e&&"string"==typeof e.pathsToSkip){var i=-1===e.pathsToSkip.indexOf(" ");e.pathsToSkip=i?[e.pathsToSkip]:e.pathsToSkip.split(" ")}return O(r,(function(r){if(null!=n)return r(n);o.$__validate(t,e,(function(t){o.$op=null,r(t)}))}),this.constructor.events)},tt.prototype.$__validate=function(t,e,r){var n=this;"function"==typeof t?(r=t,e=null,t=null):"function"==typeof e&&(r=e,e=null);var i,a=e&&"object"===s(e)&&"validateModifiedOnly"in e,u=E(e,"pathsToSkip",null);i=a?!!e.validateModifiedOnly:this.$__schema.options.validateModifiedOnly;var c=this,l=function(){var t=n.$__.validationError;if(n.$__.validationError=void 0,i&&null!=t){for(var e=0,r=Object.keys(t.errors);e<r.length;e++){var o=r[e];n.isModified(o)||delete t.errors[o]}0===Object.keys(t.errors).length&&(t=void 0)}if(n.$__.cachedRequired={},n.emit("validate",c),n.constructor.emit("validate",c),n.$__.validating=null,t){for(var s in t.errors)!n[H]&&t.errors[s]instanceof p.CastError&&n.invalidate(s,t.errors[s]);return t}},f=it(this),h=i?f[0].filter((function(t){return n.isModified(t)})):f[0],y=f[1];if("string"==typeof t&&(t=t.split(" ")),Array.isArray(t)?h=st(h,t):u&&(h=at(h,u)),0===h.length)return k((function(){var t=l();if(t)return c.$__schema.s.hooks.execPost("validate:error",c,[c],{error:t},(function(t){r(t)}));r(null,c)}));var d,_={},v=0,m=o(h);try{for(m.s();!(d=m.n()).done;){g(d.value)}}catch(t){m.e(t)}finally{m.f()}function g(t){null==t||_[t]||(_[t]=!0,v++,k((function(){var e=c.$__schema.path(t);if(!e)return--v||w();if(c.$isValid(t)){if(null!=e[X]&&t!==e.path)return--v||w();var r,n=c.$__getValue(t);null==n&&(r=c.populated(t))&&(n=r);var o=t in c.$__.pathsToScopes?c.$__.pathsToScopes[t]:c,s={skipSchemaValidators:y[t],path:t,validateModifiedOnly:i};e.doValidate(n,(function(r){if(r&&(!e.$isMongooseDocumentArray||r.$isArrayValidatorError)){if(e.$isSingleNested&&r instanceof b&&!1===e.schema.options.storeSubdocValidationError)return--v||w();c.invalidate(t,r,void 0,!0)}--v||w()}),o,s)}else--v||w()})))}function w(){var t=l();if(t)return c.$__schema.s.hooks.execPost("validate:error",c,[c],{error:t},(function(t){r(t)}));r(null,c)}},tt.prototype.validateSync=function(t,e){var r=this,n=this;1!==arguments.length||"object"!==s(arguments[0])||Array.isArray(arguments[0])||(e=arguments[0],t=null);var o,i=e&&"object"===s(e)&&"validateModifiedOnly"in e;o=i?!!e.validateModifiedOnly:this.$__schema.options.validateModifiedOnly;var a=e&&e.pathsToSkip;if("string"==typeof t){var u=-1===t.indexOf(" ");t=u?[t]:t.split(" ")}else"string"==typeof a&&-1!==a.indexOf(" ")&&(a=a.split(" "));var c=it(this),l=o?c[0].filter((function(t){return r.isModified(t)})):c[0],f=c[1];Array.isArray(t)?l=st(l,t):Array.isArray(a)&&(l=at(l,a));var h={};l.forEach((function(t){if(!h[t]){h[t]=!0;var e=n.$__schema.path(t);if(e&&n.$isValid(t)){var r=n.$__getValue(t),i=e.doValidateSync(r,n,{skipSchemaValidators:f[t],path:t,validateModifiedOnly:o});if(i&&(!e.$isMongooseDocumentArray||i.$isArrayValidatorError)){if(e.$isSingleNested&&i instanceof b&&!1===e.schema.options.storeSubdocValidationError)return;n.invalidate(t,i,void 0,!0)}}}}));var y=n.$__.validationError;if(n.$__.validationError=void 0,n.emit("validate",n),n.constructor.emit("validate",n),y)for(var d in y.errors)y.errors[d]instanceof p.CastError&&n.invalidate(d,y.errors[d]);return y},tt.prototype.invalidate=function(t,e,r,n){if(this.$__.validationError||(this.$__.validationError=new b(this)),!this.$__.validationError.errors[t])return e&&"string"!=typeof e||(e=new g({path:t,message:e,type:n||"user defined",value:r})),this.$__.validationError===e||this.$__.validationError.addError(t,e),this.$__.validationError},tt.prototype.$markValid=function(t){this.$__.validationError&&this.$__.validationError.errors[t]&&(delete this.$__.validationError.errors[t],0===Object.keys(this.$__.validationError.errors).length&&(this.$__.validationError=null))},tt.prototype.$isValid=function(t){var e=this;return null==this.$__.validationError||0===Object.keys(this.$__.validationError.errors).length||null!=t&&(-1!==t.indexOf(" ")&&(t=t.split(" ")),Array.isArray(t)?t.some((function(t){return null==e.$__.validationError.errors[t]})):null==this.$__.validationError.errors[t])},tt.prototype.$__reset=function(){var t=this;return a||(a=r(18)),this.$__.activePaths.map("init","modify",(function(e){return t.$__getValue(e)})).filter((function(t){return t&&t instanceof Array&&t.isMongooseDocumentArray&&t.length})).forEach((function(e){for(var r=e.length;r--;){var n=e[r];n&&n.$__reset()}t.$__.activePaths.init(e.$path()),e[q]=e[W],e[W]={}})),this.$__.activePaths.map("init","modify",(function(e){return t.$__getValue(e)})).filter((function(t){return t&&t.$isSingleNested})).forEach((function(e){e.$__reset(),e.$__parent===t?t.$__.activePaths.init(e.$basePath):null!=e.$__parent&&e.$__parent.ownerDocument&&e.$__parent.$__reset()})),this.$__dirty().forEach((function(t){var e=t.value;e&&e[W]&&(e[q]=e[W],e[W]={})})),this.$__.backup={},this.$__.backup.activePaths={modify:Object.assign({},this.$__.activePaths.states.modify),default:Object.assign({},this.$__.activePaths.states.default)},this.$__.backup.validationError=this.$__.validationError,this.$__.backup.errors=this.errors,this.$__.activePaths.clear("modify"),this.$__.activePaths.clear("default"),this.$__.validationError=void 0,this.errors=void 0,t=this,this.$__schema.requiredPaths().forEach((function(e){t.$__.activePaths.require(e)})),this},
/*!
 * ignore
 */
tt.prototype.$__undoReset=function(){if(null!=this.$__.backup&&null!=this.$__.backup.activePaths){this.$__.activePaths.states.modify=this.$__.backup.activePaths.modify,this.$__.activePaths.states.default=this.$__.backup.activePaths.default,this.$__.validationError=this.$__.backup.validationError,this.errors=this.$__.backup.errors;var t,e=o(this.$__dirty());try{for(e.s();!(t=e.n()).done;){var r=t.value.value;r&&r[W]&&r[q]&&(r[W]=r[q])}}catch(t){e.e(t)}finally{e.f()}var n,i=o(this.$getAllSubdocs());try{for(i.s();!(n=i.n()).done;){n.value.$__undoReset()}}catch(t){i.e(t)}finally{i.f()}}},tt.prototype.$__dirty=function(){var t=this,e=this.$__.activePaths.map("modify",(function(e){return{path:e,value:t.$__getValue(e),schema:t.$__path(e)}}));(e=e.concat(this.$__.activePaths.map("default",(function(e){if("_id"!==e&&null!=t.$__getValue(e))return{path:e,value:t.$__getValue(e),schema:t.$__path(e)}})))).sort((function(t,e){return t.path<e.path?-1:t.path>e.path?1:0}));var r,n,o=[];return e.forEach((function(t){t&&(null==r||0!==t.path.indexOf(r)?(r=t.path+".",o.push(t),n=t):null!=n&&null!=n.value&&null!=n.value[W]&&n.value.hasAtomics()&&(n.value[W]={},n.value[W].$set=n.value))})),n=r=null,o},tt.prototype.$__setSchema=function(t){t.plugin(T,{deduplicate:!0}),j(t.tree,this,void 0,t.options);for(var e=0,r=Object.keys(t.virtuals);e<r.length;e++){var n=r[e];t.virtuals[n]._applyDefaultGetters()}null==t.path("schema")&&(this.schema=t),this.$__schema=t,this[z]=t},tt.prototype.$__getArrayPathsToValidate=function(){return a||(a=r(18)),this.$__.activePaths.map("init","modify",function(t){return this.$__getValue(t)}.bind(this)).filter((function(t){return t&&t instanceof Array&&t.isMongooseDocumentArray&&t.length})).reduce((function(t,e){return t.concat(e)}),[]).filter((function(t){return t}))},tt.prototype.$getAllSubdocs=function(){function t(e,r,n){var o=e,i=!1;if(n&&(e instanceof tt&&e[z].paths[n]?o=e._doc[n]:e instanceof tt&&e[z].nested[n]?(o=e._doc[n],i=!0):o=e[n]),o instanceof c)r.push(o);else if(o instanceof Map)r=Array.from(o.keys()).reduce((function(e,r){return t(o.get(r),e,null)}),r);else if(o&&o.$isSingleNested)(r=Object.keys(o._doc).reduce((function(e,r){return t(o._doc,e,r)}),r)).push(o);else if(o&&o.isMongooseDocumentArray)o.forEach((function(e){e&&e._doc&&(r=Object.keys(e._doc).reduce((function(r,n){return t(e._doc,r,n)}),r),e instanceof c&&r.push(e))}));else if(i&&null!=o)for(var s=0,a=Object.keys(o);s<a.length;s++){var u=a[s];t(o,r,u)}return r}a||(a=r(18)),c=c||r(29);for(var e=[],n=0,o=Object.keys(this._doc);n<o.length;n++){t(this,e,o[n])}return e},tt.prototype.$__handleReject=function(t){this.listeners("error").length?this.emit("error",t):this.constructor.listeners&&this.constructor.listeners("error").length&&this.constructor.emit("error",t)},tt.prototype.$toObject=function(t,r){var n,o,i={transform:!0,flattenDecimals:!0},s=r?"toJSON":"toObject",a=E(this,"constructor.base.options."+s,{}),u=E(this,"$__schema.options",{});i=I.options(i,L(a)),i=I.options(i,L(u[s]||{})),(t=I.isPOJO(t)?L(t):{})._calledWithOptions=t._calledWithOptions||L(t),n=null!=t._calledWithOptions.minimize?t.minimize:null!=i.minimize?i.minimize:u.minimize,o=null!=t._calledWithOptions.flattenMaps?t.flattenMaps:null!=i.flattenMaps?i.flattenMaps:u.flattenMaps;var c=Object.assign(I.clone(t),{_isNested:!0,json:r,minimize:n,flattenMaps:o});if(I.hasUserDefinedProperty(t,"getters")&&(c.getters=t.getters),I.hasUserDefinedProperty(t,"virtuals")&&(c.virtuals=t.virtuals),(t.depopulate||E(t,"_parentOptions.depopulate",!1))&&t._isNested&&this.$__.wasPopulated)return L(this._id,c);(t=I.options(i,t))._isNested=!0,t.json=r,t.minimize=n,c._parentOptions=t,c._skipSingleNestedGetters=!0;var l=Object.assign({},c);l._skipSingleNestedGetters=!1;var f=t.transform,p=L(this._doc,c)||{};t.getters&&(!function(t,e,r){var n,o,i=t.$__schema,s=Object.keys(i.paths),a=s.length,u=t._doc;if(!u)return e;for(;a--;){var c=(n=s[a]).split("."),l=c.length,f=l-1,p=e,h=void 0;if(u=t._doc,t.$__isSelected(n))for(var y=0;y<l;++y){if(h=c[y],o=u[h],y===f){var d=t.get(n);p[h]=L(d,r)}else{if(null==o){h in u&&(p[h]=o);break}p=p[h]||(p[h]={})}u=o}}}
/*!
 * Applies schema type transforms to `json`.
 *
 * @param {Document} self
 * @param {Object} json
 * @return {Object} `json`
 */(this,p,l),t.minimize&&(p=
/*!
 * Minimizes an object, removing undefined values and empty objects
 *
 * @param {Object} object to minimize
 * @return {Object}
 */
function t(r){var n,o,i,s=Object.keys(r),a=s.length;for(;a--;)o=s[a],i=r[o],I.isObject(i)&&!e.isBuffer(i)&&(r[o]=t(i)),void 0!==r[o]?n=!0:delete r[o];return n?r:void 0}(p)||{})),(t.virtuals||t.getters&&!1!==t.virtuals)&&ct(this,p,l,t),!1===t.versionKey&&this.$__schema.options.versionKey&&delete p[this.$__schema.options.versionKey];var h=t.transform;if(h&&function(t,e){var r=t.$__schema,n=Object.keys(r.paths||{});if(!t._doc)return e;for(var o=0,i=n;o<i.length;o++){var s=i[o],a=r.paths[s];if("function"==typeof a.options.transform){var u=t.get(s),c=a.options.transform.call(t,u);lt(s,c),I.setValue(s,c,e)}else if(null!=a.$embeddedSchemaType&&"function"==typeof a.$embeddedSchemaType.options.transform){for(var l=[].concat(t.get(s)),f=a.$embeddedSchemaType.options.transform,p=0;p<l.length;++p){var h=f.call(t,l[p]);l[p]=h,lt(s,h)}e[s]=l}}}(this,p),t.useProjection&&function(t,e){var r=t.$__schema,n=Object.keys(r.paths||{});if(!t._doc)return e;var o=t.$__.selected;void 0===o&&(o={},M.applyPaths(o,r));if(null==o||0===Object.keys(o).length)return e;for(var i=0,s=n;i<s.length;i++){var a=s[i];null==o[a]||o[a]||delete e[a]}}(this,p),!0===h||u.toObject&&h){var y=t.json?u.toJSON:u.toObject;y&&(h="function"==typeof t.transform?t.transform:y.transform)}else t.transform=f;if("function"==typeof h){var d=h(this,p,t);void 0!==d&&(p=d)}return p},tt.prototype.toObject=function(t){return this.$toObject(t)},tt.prototype.toJSON=function(t){return this.$toObject(t,!0)},tt.prototype.parent=function(){return this.$__.parent},tt.prototype.$parent=tt.prototype.parent,tt.prototype.inspect=function(t){var e;I.isPOJO(t)&&((e=t).minimize=!1);var r=this.toObject(e);return null==r?"MongooseDocument { "+r+" }":r},C.custom&&(
/*!
  * Avoid Node deprecation warning DEP0079
  */
tt.prototype[C.custom]=tt.prototype.inspect),tt.prototype.toString=function(){var t=this.inspect();return"string"==typeof t?t:C(t)},tt.prototype.equals=function(t){if(!t)return!1;var e=this.$__getValue("_id"),r=null!=t.$__?t.$__getValue("_id"):t;return e||r?e&&e.equals?e.equals(r):e===r:U(this,t)},tt.prototype.populate=function(){if(0===arguments.length)return this;var t,e=this.$__.populate||(this.$__.populate={}),r=I.args(arguments);if("function"==typeof r[r.length-1]&&(t=r.pop()),r.length){var n,i=I.populate.apply(null,r),s=o(i);try{for(s.s();!(n=s.n()).done;){var a=n.value;e[a.path]=a}}catch(t){s.e(t)}finally{s.f()}}if(t){var u=I.object.vals(e);this.$__.populate=void 0;var c=this.constructor;if(this.$__isNested){c=this.$__[G].constructor;var l=this.$__.nestedPath;u.forEach((function(t){t.path=l+"."+t.path}))}if(null!=this.$session()){var f=this.$session();u.forEach((function(t){null!=t.options?"session"in t.options||(t.options.session=f):t.options={session:f}}))}c.populate(this,u,t)}return this},tt.prototype.$getPopulatedDocs=function(){var t=[];null!=this.$__.populated&&(t=t.concat(Object.keys(this.$__.populated))),null!=this.$$populatedVirtuals&&(t=t.concat(Object.keys(this.$$populatedVirtuals)));var e,r=[],n=o(t);try{for(n.s();!(e=n.n()).done;){var i=e.value,s=this.get(i);Array.isArray(s)?r=r.concat(s):s instanceof tt&&r.push(s)}}catch(t){n.e(t)}finally{n.f()}return r},tt.prototype.execPopulate=function(t){var e=this,r=null!=t&&"function"!=typeof t;return r?this.populate.apply(this,arguments).execPopulate():O(t,(function(t){e.populate(t)}),this.constructor.events)},tt.prototype.populated=function(t,e,r){if(null==e||!0===e){if(!this.$__.populated)return;var n=t.endsWith(".$*")?t.replace(/\.\$\*$/,""):t,o=this.$__.populated[n];return o?!0===e?o:o.value:void 0}this.$__.populated||(this.$__.populated={}),this.$__.populated[t]={value:e,options:r};for(var i=t.split("."),s=0;s<i.length-1;++s){var a=i.slice(0,s+1).join("."),u=this.get(a);if(null!=u&&null!=u.$__&&this.populated(a)){var c=i.slice(s+1).join(".");u.populated(c,e,r);break}}return e},tt.prototype.depopulate=function(t){var e;"string"==typeof t&&(t=t.split(" "));var r=this.$$populatedVirtuals?Object.keys(this.$$populatedVirtuals):[],n=E(this,"$__.populated",{});if(0===arguments.length){var i,s=o(r);try{for(s.s();!(i=s.n()).done;){var a=i.value;delete this.$$populatedVirtuals[a],delete this._doc[a],delete n[a]}}catch(t){s.e(t)}finally{s.f()}for(var u=Object.keys(n),c=0,l=u;c<l.length;c++){var f=l[c];(e=this.populated(f))&&(delete n[f],I.setValue(f,e,this._doc))}return this}var p,h=o(t);try{for(h.s();!(p=h.n()).done;){var y=p.value;e=this.populated(y),delete n[y],-1!==r.indexOf(y)?(delete this.$$populatedVirtuals[y],delete this._doc[y]):e&&I.setValue(y,e,this._doc)}}catch(t){h.e(t)}finally{h.f()}return this},tt.prototype.$__fullPath=function(t){return t||""},tt.prototype.getChanges=function(){var t=this.$__delta();return t?t[1]:{}},
/*!
 * Module exports.
 */
tt.ValidationError=b,t.exports=tt}).call(this,r(2).Buffer)},function(t,e,r){"use strict";
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r(t){if(!(this instanceof r))return new r(t);this._bsontype="Double",this.value=t}r.prototype.valueOf=function(){return this.value},r.prototype.toJSON=function(){return this.value},t.exports=r,t.exports.Double=r},function(t,e){function r(t,e){if(!(this instanceof r))return new r(t,e);this._bsontype="Timestamp",this.low_=0|t,this.high_=0|e}r.prototype.toInt=function(){return this.low_},r.prototype.toNumber=function(){return this.high_*r.TWO_PWR_32_DBL_+this.getLowBitsUnsigned()},r.prototype.toJSON=function(){return this.toString()},r.prototype.toString=function(t){var e=t||10;if(e<2||36<e)throw Error("radix out of range: "+e);if(this.isZero())return"0";if(this.isNegative()){if(this.equals(r.MIN_VALUE)){var n=r.fromNumber(e),o=this.div(n),i=o.multiply(n).subtract(this);return o.toString(e)+i.toInt().toString(e)}return"-"+this.negate().toString(e)}var s=r.fromNumber(Math.pow(e,6));i=this;for(var a="";!i.isZero();){var u=i.div(s),c=i.subtract(u.multiply(s)).toInt().toString(e);if((i=u).isZero())return c+a;for(;c.length<6;)c="0"+c;a=""+c+a}},r.prototype.getHighBits=function(){return this.high_},r.prototype.getLowBits=function(){return this.low_},r.prototype.getLowBitsUnsigned=function(){return this.low_>=0?this.low_:r.TWO_PWR_32_DBL_+this.low_},r.prototype.getNumBitsAbs=function(){if(this.isNegative())return this.equals(r.MIN_VALUE)?64:this.negate().getNumBitsAbs();for(var t=0!==this.high_?this.high_:this.low_,e=31;e>0&&0==(t&1<<e);e--);return 0!==this.high_?e+33:e+1},r.prototype.isZero=function(){return 0===this.high_&&0===this.low_},r.prototype.isNegative=function(){return this.high_<0},r.prototype.isOdd=function(){return 1==(1&this.low_)},r.prototype.equals=function(t){return this.high_===t.high_&&this.low_===t.low_},r.prototype.notEquals=function(t){return this.high_!==t.high_||this.low_!==t.low_},r.prototype.lessThan=function(t){return 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t.isOdd()?r.MIN_VALUE:r.ZERO;if(t.equals(r.MIN_VALUE))return this.isOdd()?r.MIN_VALUE:r.ZERO;if(this.isNegative())return t.isNegative()?this.negate().multiply(t.negate()):this.negate().multiply(t).negate();if(t.isNegative())return this.multiply(t.negate()).negate();if(this.lessThan(r.TWO_PWR_24_)&&t.lessThan(r.TWO_PWR_24_))return r.fromNumber(this.toNumber()*t.toNumber());var e=this.high_>>>16,n=65535&this.high_,o=this.low_>>>16,i=65535&this.low_,s=t.high_>>>16,a=65535&t.high_,u=t.low_>>>16,c=65535&t.low_,l=0,f=0,p=0,h=0;return p+=(h+=i*c)>>>16,h&=65535,f+=(p+=o*c)>>>16,p&=65535,f+=(p+=i*u)>>>16,p&=65535,l+=(f+=n*c)>>>16,f&=65535,l+=(f+=o*u)>>>16,f&=65535,l+=(f+=i*a)>>>16,f&=65535,l+=e*c+n*u+o*a+i*s,l&=65535,r.fromBits(p<<16|h,l<<16|f)},r.prototype.div=function(t){if(t.isZero())throw Error("division by zero");if(this.isZero())return r.ZERO;if(this.equals(r.MIN_VALUE)){if(t.equals(r.ONE)||t.equals(r.NEG_ONE))return r.MIN_VALUE;if(t.equals(r.MIN_VALUE))return r.ONE;var e=this.shiftRight(1).div(t).shiftLeft(1);if(e.equals(r.ZERO))return t.isNegative()?r.ONE:r.NEG_ONE;var n=this.subtract(t.multiply(e));return e.add(n.div(t))}if(t.equals(r.MIN_VALUE))return r.ZERO;if(this.isNegative())return t.isNegative()?this.negate().div(t.negate()):this.negate().div(t).negate();if(t.isNegative())return this.div(t.negate()).negate();var o=r.ZERO;for(n=this;n.greaterThanOrEqual(t);){e=Math.max(1,Math.floor(n.toNumber()/t.toNumber()));for(var i=Math.ceil(Math.log(e)/Math.LN2),s=i<=48?1:Math.pow(2,i-48),a=r.fromNumber(e),u=a.multiply(t);u.isNegative()||u.greaterThan(n);)e-=s,u=(a=r.fromNumber(e)).multiply(t);a.isZero()&&(a=r.ONE),o=o.add(a),n=n.subtract(u)}return o},r.prototype.modulo=function(t){return this.subtract(this.div(t).multiply(t))},r.prototype.not=function(){return r.fromBits(~this.low_,~this.high_)},r.prototype.and=function(t){return r.fromBits(this.low_&t.low_,this.high_&t.high_)},r.prototype.or=function(t){return 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isNaN(t)||!isFinite(t)?r.ZERO:t<=-r.TWO_PWR_63_DBL_?r.MIN_VALUE:t+1>=r.TWO_PWR_63_DBL_?r.MAX_VALUE:t<0?r.fromNumber(-t).negate():new r(t%r.TWO_PWR_32_DBL_|0,t/r.TWO_PWR_32_DBL_|0)},r.fromBits=function(t,e){return new r(t,e)},r.fromString=function(t,e){if(0===t.length)throw Error("number format error: empty string");var n=e||10;if(n<2||36<n)throw Error("radix out of range: "+n);if("-"===t.charAt(0))return r.fromString(t.substring(1),n).negate();if(t.indexOf("-")>=0)throw Error('number format error: interior "-" character: '+t);for(var o=r.fromNumber(Math.pow(n,8)),i=r.ZERO,s=0;s<t.length;s+=8){var a=Math.min(8,t.length-s),u=parseInt(t.substring(s,s+a),n);if(a<8){var c=r.fromNumber(Math.pow(n,a));i=i.multiply(c).add(r.fromNumber(u))}else i=(i=i.multiply(o)).add(r.fromNumber(u))}return i},r.INT_CACHE_={},r.TWO_PWR_16_DBL_=65536,r.TWO_PWR_24_DBL_=1<<24,r.TWO_PWR_32_DBL_=r.TWO_PWR_16_DBL_*r.TWO_PWR_16_DBL_,r.TWO_PWR_31_DBL_=r.TWO_PWR_32_DBL_/2,r.TWO_PWR_48_DBL_=r.TWO_PWR_32_DBL_*r.TWO_PWR_16_DBL_,r.TWO_PWR_64_DBL_=r.TWO_PWR_32_DBL_*r.TWO_PWR_32_DBL_,r.TWO_PWR_63_DBL_=r.TWO_PWR_64_DBL_/2,r.ZERO=r.fromInt(0),r.ONE=r.fromInt(1),r.NEG_ONE=r.fromInt(-1),r.MAX_VALUE=r.fromBits(-1,2147483647),r.MIN_VALUE=r.fromBits(0,-2147483648),r.TWO_PWR_24_=r.fromInt(1<<24),t.exports=r,t.exports.Timestamp=r},function(t,e,r){(function(e,n){var o="inspect",i=r(16),s=parseInt(16777215*Math.random(),10),a=new RegExp("^[0-9a-fA-F]{24}$");try{if(e&&e.from){var u=!0;o=r(4).inspect.custom||"inspect"}}catch(t){u=!1}for(var c=function t(e){if(e instanceof t)return e;if(!(this instanceof t))return new t(e);if(this._bsontype="ObjectID",null==e||"number"==typeof e)return this.id=this.generate(e),void(t.cacheHexString&&(this.__id=this.toString("hex")));var r=t.isValid(e);if(!r&&null!=e)throw new 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if(b===BSON.BSON_DATA_MAX_KEY)v[w]=new MaxKey;else if(b===BSON.BSON_DATA_CODE){if((O=e[r++]|e[r++]<<8|e[r++]<<16|e[r++]<<24)<=0||O>e.length-r||0!==e[r+O-1])throw new Error("bad string length in bson");var U=e.toString("utf8",r,r+O-1);if(i)if(s){var V=a?u(U):U;v[w]=isolateEvalWithHash(functionCache,V,U,v)}else v[w]=isolateEval(U);else v[w]=new Code(U);r+=O}else if(b===BSON.BSON_DATA_CODE_W_SCOPE){var q=e[r++]|e[r++]<<8|e[r++]<<16|e[r++]<<24;if(q<13)throw new Error("code_w_scope total size shorter minimum expected length");if((O=e[r++]|e[r++]<<8|e[r++]<<16|e[r++]<<24)<=0||O>e.length-r||0!==e[r+O-1])throw new Error("bad string length in bson");U=e.toString("utf8",r,r+O-1),$=r+=O,E=e[r]|e[r+1]<<8|e[r+2]<<16|e[r+3]<<24;var W=t(e,$,n,!1);if(r+=E,q<8+E+O)throw new Error("code_w_scope total size is to short, truncating scope");if(q>8+E+O)throw new Error("code_w_scope total size is to long, clips outer 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isolateEval(functionString){var value=null;return eval("value = 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JS_INT_MAX_LONG=Long.fromNumber(9007199254740992),JS_INT_MIN_LONG=Long.fromNumber(-9007199254740992);module.exports=deserialize},function(t,e,r){"use strict";(function(e){function n(t){return(n="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}var o=r(107).writeIEEE754,i=r(25).Long,s=r(60),a=r(30).Binary,u=r(16).normalizedFunctionString,c=/\x00/,l=["$db","$ref","$id","$clusterTime"],f=function(t){return"object"===n(t)&&"[object Date]"===Object.prototype.toString.call(t)},p=function(t){return"[object RegExp]"===Object.prototype.toString.call(t)},h=function(t,e,r,n,o){t[n++]=C.BSON_DATA_STRING;var i=o?t.write(e,n,"ascii"):t.write(e,n,"utf8");t[(n=n+i+1)-1]=0;var s=t.write(r,n+4,"utf8");return 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/*!
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/*!
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/*!
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/*!
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/*!
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/*!
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/*!
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/*!
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 */
/*!
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/*!
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 *
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 */
o.prototype._changeState=function(t,e){var r=this.states[this.paths[t]];r&&delete r[t],this.paths[t]=e,this.states[e][t]=!0},
/*!
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 */
o.prototype.clear=function(t){for(var e,r=Object.keys(this.states[t]),n=r.length;n--;)e=r[n],delete this.states[t][e],delete this.paths[e]},
/*!
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 */
o.prototype.some=function(){var t=this,e=arguments.length?arguments:this.stateNames;return Array.prototype.some.call(e,(function(e){return Object.keys(t.states[e]).length}))},
/*!
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 */
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/*!
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 *
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 * @private
 */
o.prototype.forEach=function(){return this.forEach=this._iter("forEach"),this.forEach.apply(this,arguments)},
/*!
 * Maps over the paths that belong to one of the parameter states.
 *
 * The function profile can look like:
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 * this.forEach(state1, state2, fn); // iterates over all paths in state1 or state2
 * this.forEach(fn);                 // iterates over all paths in all states
 *
 * @param {String} [state]
 * @param {String} [state]
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/*!
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/*!
 * Recursively set nested arrays
 */
function t(e,r,n,o,i,s){for(var a,u=0;u<e.length&&u<r.length;++u)a=e[u],Array.isArray(a)&&Array.isArray(r[u])?t(a,r[u],n,o,i,s):a&&(o?o(a,n,s(r[u])):(a[i]&&(a=a[i]),a[n]=s(r[u])))}(_,r,y,f,u,c);else for(b=0;b<_.length;++b){var w=_[b];w&&(f?f(w,y,c(r)):(w[u]&&(w=w[u]),w[y]=c(r)))}else f?f(_,y,c(r)):_ instanceof Map?_.set(y,c(r)):_[y]=c(r)}}},function(t,e,r){"use strict";t.exports=function(t){for(var e=[],r="",n="DEFAULT",o=0;o<t.length;++o)"IN_SQUARE_BRACKETS"!==n||/\d/.test(t[o])||"]"===t[o]||(n="DEFAULT",r=e[e.length-1]+"["+r,e.splice(e.length-1,1)),"["===t[o]?("IMMEDIATELY_AFTER_SQUARE_BRACKETS"!==n&&(e.push(r),r=""),n="IN_SQUARE_BRACKETS"):"]"===t[o]?"IN_SQUARE_BRACKETS"===n?(n="IMMEDIATELY_AFTER_SQUARE_BRACKETS",e.push(r),r=""):(n="DEFAULT",r+=t[o]):"."===t[o]?("IMMEDIATELY_AFTER_SQUARE_BRACKETS"!==n&&(e.push(r),r=""),n="DEFAULT"):r+=t[o];return"IMMEDIATELY_AFTER_SQUARE_BRACKETS"!==n&&e.push(r),e}},function(t,e,r){"use strict";function n(t){return(n="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}function o(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}function i(t,e,r){return e&&o(t.prototype,e),r&&o(t,r),Object.defineProperty(t,"prototype",{writable:!1}),t}var s=r(26),a=i((function t(e){if(function(t,e){if(!(t instanceof e))throw new TypeError("Cannot call a class as a function")}(this,t),this._docs={},this._childDocs=[],null!=e&&(e=s(e),Object.assign(this,e),"object"===n(e.subPopulate)&&(this.populate=e.subPopulate),null!=e.perDocumentLimit&&null!=e.limit))throw new Error("Can not use `limit` and `perDocumentLimit` at the same time. Path: `"+e.path+"`.")}));t.exports=a},function(t,e,r){"use strict";
/*
object-assign
(c) Sindre Sorhus
@license MIT
*/var n=Object.getOwnPropertySymbols,o=Object.prototype.hasOwnProperty,i=Object.prototype.propertyIsEnumerable;function s(t){if(null==t)throw new TypeError("Object.assign cannot be called with null or undefined");return Object(t)}t.exports=function(){try{if(!Object.assign)return!1;var t=new String("abc");if(t[5]="de","5"===Object.getOwnPropertyNames(t)[0])return!1;for(var e={},r=0;r<10;r++)e["_"+String.fromCharCode(r)]=r;if("0123456789"!==Object.getOwnPropertyNames(e).map((function(t){return e[t]})).join(""))return!1;var n={};return"abcdefghijklmnopqrst".split("").forEach((function(t){n[t]=t})),"abcdefghijklmnopqrst"===Object.keys(Object.assign({},n)).join("")}catch(t){return!1}}()?Object.assign:function(t,e){for(var r,a,u=s(t),c=1;c<arguments.length;c++){for(var l in r=Object(arguments[c]))o.call(r,l)&&(u[l]=r[l]);if(n){a=n(r);for(var f=0;f<a.length;f++)i.call(r,a[f])&&(u[a[f]]=r[a[f]])}}return u}},function(t,e,r){"use strict";function n(t){return(n="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}var o=r(63),i=r(23),s=r(4),a=r(69),u=r(122)("mquery");function c(t,e){if(!(this instanceof c))return new c(t,e);var r=this.constructor.prototype;this.op=r.op||void 0,this.options=Object.assign({},r.options),this._conditions=r._conditions?a.clone(r._conditions):{},this._fields=r._fields?a.clone(r._fields):void 0,this._update=r._update?a.clone(r._update):void 0,this._path=r._path||void 0,this._distinct=r._distinct||void 0,this._collection=r._collection||void 0,this._traceFunction=r._traceFunction||void 0,e&&this.setOptions(e),t&&(t.find&&t.remove&&t.update?this.collection(t):this.find(t))}var l="$geoWithin";Object.defineProperty(c,"use$geoWithin",{get:function(){return"$geoWithin"==l},set:function(t){l=!0===t?"$geoWithin":"$within"}}),c.prototype.toConstructor=function(){function t(e,r){if(!(this instanceof t))return new t(e,r);c.call(this,e,r)}a.inherits(t,c);var e=t.prototype;return e.options={},e.setOptions(this.options),e.op=this.op,e._conditions=a.clone(this._conditions),e._fields=a.clone(this._fields),e._update=a.clone(this._update),e._path=this._path,e._distinct=this._distinct,e._collection=this._collection,e._traceFunction=this._traceFunction,t},c.prototype.setOptions=function(t){if(!t||!a.isObject(t))return this;for(var e,r=a.keys(t),n=0;n<r.length;++n)if("function"==typeof this[e=r[n]]){var o=a.isArray(t[e])?t[e]:[t[e]];this[e].apply(this,o)}else this.options[e]=t[e];return this},c.prototype.collection=function(t){return this._collection=new c.Collection(t),this},c.prototype.collation=function(t){return this.options.collation=t,this},c.prototype.$where=function(t){return this._conditions.$where=t,this},c.prototype.where=function(){if(!arguments.length)return this;this.op||(this.op="find");var t=n(arguments[0]);if("string"==t)return this._path=arguments[0],2===arguments.length&&(this._conditions[this._path]=arguments[1]),this;if("object"==t&&!Array.isArray(arguments[0]))return this.merge(arguments[0]);throw new TypeError("path must be a string or object")},c.prototype.equals=function(t){this._ensurePath("equals");var e=this._path;return this._conditions[e]=t,this},c.prototype.eq=function(t){this._ensurePath("eq");var e=this._path;return this._conditions[e]=t,this},c.prototype.or=function(t){var e=this._conditions.$or||(this._conditions.$or=[]);return a.isArray(t)||(t=[t]),e.push.apply(e,t),this},c.prototype.nor=function(t){var e=this._conditions.$nor||(this._conditions.$nor=[]);return a.isArray(t)||(t=[t]),e.push.apply(e,t),this},c.prototype.and=function(t){var e=this._conditions.$and||(this._conditions.$and=[]);return Array.isArray(t)||(t=[t]),e.push.apply(e,t),this},
/*!
 * gt, gte, lt, lte, ne, in, nin, all, regex, size, maxDistance
 *
 *     Thing.where('type').nin(array)
 */
"gt gte lt lte ne in nin all regex size maxDistance minDistance".split(" ").forEach((function(t){c.prototype[t]=function(){var e,r;1===arguments.length?(this._ensurePath(t),r=arguments[0],e=this._path):(r=arguments[1],e=arguments[0]);var o=null===this._conditions[e]||"object"===n(this._conditions[e])?this._conditions[e]:this._conditions[e]={};return o["$"+t]=r,this}})),c.prototype.mod=function(){var t,e;1===arguments.length?(this._ensurePath("mod"),t=arguments[0],e=this._path):2!==arguments.length||a.isArray(arguments[1])?3===arguments.length?(t=o(arguments,1),e=arguments[0]):(t=arguments[1],e=arguments[0]):(this._ensurePath("mod"),t=o(arguments),e=this._path);var r=this._conditions[e]||(this._conditions[e]={});return r.$mod=t,this},c.prototype.exists=function(){var t,e;0===arguments.length?(this._ensurePath("exists"),t=this._path,e=!0):1===arguments.length?"boolean"==typeof arguments[0]?(this._ensurePath("exists"),t=this._path,e=arguments[0]):(t=arguments[0],e=!0):2===arguments.length&&(t=arguments[0],e=arguments[1]);var r=this._conditions[t]||(this._conditions[t]={});return r.$exists=e,this},c.prototype.elemMatch=function(){if(null==arguments[0])throw new TypeError("Invalid argument");var t,e,r;if("function"==typeof arguments[0])this._ensurePath("elemMatch"),e=this._path,t=arguments[0];else if(a.isObject(arguments[0]))this._ensurePath("elemMatch"),e=this._path,r=arguments[0];else if("function"==typeof arguments[1])e=arguments[0],t=arguments[1];else{if(!arguments[1]||!a.isObject(arguments[1]))throw new TypeError("Invalid argument");e=arguments[0],r=arguments[1]}t&&(t(r=new c),r=r._conditions);var n=this._conditions[e]||(this._conditions[e]={});return n.$elemMatch=r,this},c.prototype.within=function(){if(this._ensurePath("within"),this._geoComparison=l,0===arguments.length)return this;if(2===arguments.length)return this.box.apply(this,arguments);if(2<arguments.length)return this.polygon.apply(this,arguments);var t=arguments[0];if(!t)throw new TypeError("Invalid argument");if(t.center)return this.circle(t);if(t.box)return this.box.apply(this,t.box);if(t.polygon)return this.polygon.apply(this,t.polygon);if(t.type&&t.coordinates)return this.geometry(t);throw new TypeError("Invalid argument")},c.prototype.box=function(){var t,e;if(3===arguments.length)t=arguments[0],e=[arguments[1],arguments[2]];else{if(2!==arguments.length)throw new TypeError("Invalid argument");this._ensurePath("box"),t=this._path,e=[arguments[0],arguments[1]]}var r=this._conditions[t]||(this._conditions[t]={});return r[this._geoComparison||l]={$box:e},this},c.prototype.polygon=function(){var t,e;"string"==typeof arguments[0]?(e=arguments[0],t=o(arguments,1)):(this._ensurePath("polygon"),e=this._path,t=o(arguments));var r=this._conditions[e]||(this._conditions[e]={});return r[this._geoComparison||l]={$polygon:t},this},c.prototype.circle=function(){var t,e;if(1===arguments.length)this._ensurePath("circle"),t=this._path,e=arguments[0];else{if(2!==arguments.length)throw new TypeError("Invalid argument");t=arguments[0],e=arguments[1]}if(!("radius"in e)||!e.center)throw new Error("center and radius are required");var r=this._conditions[t]||(this._conditions[t]={}),n=e.spherical?"$centerSphere":"$center",o=this._geoComparison||l;return r[o]={},r[o][n]=[e.center,e.radius],"unique"in e&&(r[o].$uniqueDocs=!!e.unique),this},c.prototype.near=function(){var t,e;if(this._geoComparison="$near",0===arguments.length)return this;if(1===arguments.length)this._ensurePath("near"),t=this._path,e=arguments[0];else{if(2!==arguments.length)throw new TypeError("Invalid argument");t=arguments[0],e=arguments[1]}if(!e.center)throw new Error("center is required");var r=this._conditions[t]||(this._conditions[t]={}),n=e.spherical?"$nearSphere":"$near";if(Array.isArray(e.center)){r[n]=e.center;var o="maxDistance"in e?e.maxDistance:null;null!=o&&(r.$maxDistance=o),null!=e.minDistance&&(r.$minDistance=e.minDistance)}else{if("Point"!=e.center.type||!Array.isArray(e.center.coordinates))throw new Error(s.format("Invalid GeoJSON specified for %s",n));r[n]={$geometry:e.center},"maxDistance"in e&&(r[n].$maxDistance=e.maxDistance),"minDistance"in e&&(r[n].$minDistance=e.minDistance)}return this},c.prototype.intersects=function(){if(this._ensurePath("intersects"),this._geoComparison="$geoIntersects",0===arguments.length)return this;var t=arguments[0];if(null!=t&&t.type&&t.coordinates)return this.geometry(t);throw new TypeError("Invalid argument")},c.prototype.geometry=function(){if("$within"!=this._geoComparison&&"$geoWithin"!=this._geoComparison&&"$near"!=this._geoComparison&&"$geoIntersects"!=this._geoComparison)throw new Error("geometry() must come after `within()`, `intersects()`, or `near()");var t,e;if(1!==arguments.length)throw new TypeError("Invalid argument");if(this._ensurePath("geometry"),e=this._path,!(t=arguments[0]).type||!Array.isArray(t.coordinates))throw new TypeError("Invalid argument");var r=this._conditions[e]||(this._conditions[e]={});return r[this._geoComparison]={$geometry:t},this},c.prototype.select=function(){var t=arguments[0];if(!t)return this;if(1!==arguments.length)throw new Error("Invalid select: select only takes 1 argument");this._validate("select");var e,r,o=this._fields||(this._fields={}),i=n(t);if(("string"==i||a.isArgumentsObject(t))&&"number"==typeof t.length||Array.isArray(t)){for("string"==i&&(t=t.split(/\s+/)),e=0,r=t.length;e<r;++e){var s=t[e];if(s){var u="-"==s[0]?0:1;0===u&&(s=s.substring(1)),o[s]=u}}return this}if(a.isObject(t)){var c=a.keys(t);for(e=0;e<c.length;++e)o[c[e]]=t[c[e]];return this}throw new TypeError("Invalid select() argument. Must be string or object.")},c.prototype.slice=function(){if(0===arguments.length)return this;var t,e;if(this._validate("slice"),1===arguments.length){var r=arguments[0];if("object"===n(r)&&!Array.isArray(r)){for(var i=Object.keys(r),s=i.length,a=0;a<s;++a)this.slice(i[a],r[i[a]]);return this}this._ensurePath("slice"),t=this._path,e=arguments[0]}else 2===arguments.length?"number"==typeof arguments[0]?(this._ensurePath("slice"),t=this._path,e=o(arguments)):(t=arguments[0],e=arguments[1]):3===arguments.length&&(t=arguments[0],e=o(arguments,1));var u=this._fields||(this._fields={});return u[t]={$slice:e},this},c.prototype.sort=function(t){if(!t)return this;var e,r,o;this._validate("sort");var i=n(t);if(Array.isArray(t)){for(r=t.length,e=0;e<t.length;++e){if(!Array.isArray(t[e]))throw new Error("Invalid sort() argument, must be array of arrays");h(this.options,t[e][0],t[e][1])}return this}if(1===arguments.length&&"string"==i){for(r=(t=t.split(/\s+/)).length,e=0;e<r;++e)if(o=t[e]){var s="-"==o[0]?-1:1;-1===s&&(o=o.substring(1)),p(this.options,o,s)}return this}if(a.isObject(t)){var u=a.keys(t);for(e=0;e<u.length;++e)o=u[e],p(this.options,o,t[o]);return this}if("undefined"!=typeof Map&&t instanceof Map)return y(this.options,t),this;throw new TypeError("Invalid sort() argument. Must be a string, object, or array.")};
/*!
 * @ignore
 */
var f={1:1,"-1":-1,asc:1,ascending:1,desc:-1,descending:-1};function p(t,e,r){if(Array.isArray(t.sort))throw new TypeError("Can't mix sort syntaxes. Use either array or object:\n- `.sort([['field', 1], ['test', -1]])`\n- `.sort({ field: 1, test: -1 })`");var n;if(r&&r.$meta)(n=t.sort||(t.sort={}))[e]={$meta:r.$meta};else{n=t.sort||(t.sort={});var o=String(r||1).toLowerCase();if(!(o=f[o]))throw new TypeError("Invalid sort value: { "+e+": "+r+" }");n[e]=o}}function h(t,e,r){if(t.sort=t.sort||[],!Array.isArray(t.sort))throw new TypeError("Can't mix sort syntaxes. Use either array or object:\n- `.sort([['field', 1], ['test', -1]])`\n- `.sort({ field: 1, test: -1 })`");var n=String(r||1).toLowerCase();if(!(n=f[n]))throw new TypeError("Invalid sort value: [ "+e+", "+r+" ]");t.sort.push([e,n])}function y(t,e){if(t.sort=t.sort||new Map,!(t.sort instanceof Map))throw new TypeError("Can't mix sort syntaxes. Use either array or object or map consistently");e.forEach((function(e,r){var n=String(e||1).toLowerCase();if(!(n=f[n]))throw new TypeError("Invalid sort value: < "+r+": "+e+" >");t.sort.set(r,n)}))}
/*!
 * limit, skip, maxScan, batchSize, comment
 *
 * Sets these associated options.
 *
 *     query.comment('feed query');
 */
/*!
 * Internal helper for update, updateMany, updateOne
 */
function d(t,e,r,n,o,i,s){return t.op=e,c.canMerge(r)&&t.merge(r),n&&t._mergeUpdate(n),a.isObject(o)&&t.setOptions(o),i||s?!t._update||!t.options.overwrite&&0===a.keys(t._update).length?(s&&a.soon(s.bind(null,null,0)),t):(o=t._optionsForExec(),s||(o.safe=!1),r=t._conditions,n=t._updateForExec(),u("update",t._collection.collectionName,r,n,o),s=t._wrapCallback(e,s,{conditions:r,doc:n,options:o}),t._collection[e](r,n,o,a.tick(s)),t):t}["limit","skip","maxScan","batchSize","comment"].forEach((function(t){c.prototype[t]=function(e){return this._validate(t),this.options[t]=e,this}})),c.prototype.maxTime=c.prototype.maxTimeMS=function(t){return this._validate("maxTime"),this.options.maxTimeMS=t,this},c.prototype.snapshot=function(){return this._validate("snapshot"),this.options.snapshot=!arguments.length||!!arguments[0],this},c.prototype.hint=function(){if(0===arguments.length)return this;this._validate("hint");var t=arguments[0];if(a.isObject(t)){var e=this.options.hint||(this.options.hint={});for(var r in t)e[r]=t[r];return this}if("string"==typeof t)return this.options.hint=t,this;throw new TypeError("Invalid hint. "+t)},c.prototype.j=function(t){return this.options.j=t,this},c.prototype.slaveOk=function(t){return this.options.slaveOk=!arguments.length||!!t,this},c.prototype.read=c.prototype.setReadPreference=function(t){return arguments.length>1&&!c.prototype.read.deprecationWarningIssued&&(console.error("Deprecation warning: 'tags' argument is not supported anymore in Query.read() method. Please use mongodb.ReadPreference object instead."),c.prototype.read.deprecationWarningIssued=!0),this.options.readPreference=a.readPref(t),this},c.prototype.readConcern=c.prototype.r=function(t){return this.options.readConcern=a.readConcern(t),this},c.prototype.tailable=function(){return this._validate("tailable"),this.options.tailable=!arguments.length||!!arguments[0],this},c.prototype.writeConcern=c.prototype.w=function(t){return"object"===n(t)?(void 0!==t.j&&(this.options.j=t.j),void 0!==t.w&&(this.options.w=t.w),void 0!==t.wtimeout&&(this.options.wtimeout=t.wtimeout)):this.options.w="m"===t?"majority":t,this},c.prototype.wtimeout=c.prototype.wTimeout=function(t){return this.options.wtimeout=t,this},c.prototype.merge=function(t){if(!t)return this;if(!c.canMerge(t))throw new TypeError("Invalid argument. Expected instanceof mquery or plain object");return t instanceof c?(t._conditions&&a.merge(this._conditions,t._conditions),t._fields&&(this._fields||(this._fields={}),a.merge(this._fields,t._fields)),t.options&&(this.options||(this.options={}),a.merge(this.options,t.options)),t._update&&(this._update||(this._update={}),a.mergeClone(this._update,t._update)),t._distinct&&(this._distinct=t._distinct),this):(a.merge(this._conditions,t),this)},c.prototype.find=function(t,e){if(this.op="find","function"==typeof t?(e=t,t=void 0):c.canMerge(t)&&this.merge(t),!e)return this;var r=this._conditions,n=this._optionsForExec();return this.$useProjection?n.projection=this._fieldsForExec():n.fields=this._fieldsForExec(),u("find",this._collection.collectionName,r,n),e=this._wrapCallback("find",e,{conditions:r,options:n}),this._collection.find(r,n,a.tick(e)),this},c.prototype.cursor=function(t){if(this.op){if("find"!==this.op)throw new TypeError(".cursor only support .find method")}else this.find(t);var e=this._conditions,r=this._optionsForExec();return this.$useProjection?r.projection=this._fieldsForExec():r.fields=this._fieldsForExec(),u("findCursor",this._collection.collectionName,e,r),this._collection.findCursor(e,r)},c.prototype.findOne=function(t,e){if(this.op="findOne","function"==typeof t?(e=t,t=void 0):c.canMerge(t)&&this.merge(t),!e)return this;var r=this._conditions,n=this._optionsForExec();return this.$useProjection?n.projection=this._fieldsForExec():n.fields=this._fieldsForExec(),u("findOne",this._collection.collectionName,r,n),e=this._wrapCallback("findOne",e,{conditions:r,options:n}),this._collection.findOne(r,n,a.tick(e)),this},c.prototype.count=function(t,e){if(this.op="count",this._validate(),"function"==typeof t?(e=t,t=void 0):c.canMerge(t)&&this.merge(t),!e)return this;var r=this._conditions,n=this._optionsForExec();return u("count",this._collection.collectionName,r,n),e=this._wrapCallback("count",e,{conditions:r,options:n}),this._collection.count(r,n,a.tick(e)),this},c.prototype.distinct=function(t,e,r){if(this.op="distinct",this._validate(),!r){switch(n(e)){case"function":r=e,"string"==typeof t&&(e=t,t=void 0);break;case"undefined":case"string":break;default:throw new TypeError("Invalid `field` argument. 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/* @preserve
 * The MIT License (MIT)
 * 
 * Copyright (c) 2013-2017 Petka Antonov
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 * 
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/*!
 * ignore
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g.prototype.clone=function(){var t=Object.assign({},this.options),e=new this.constructor(this.path,this.schema,t,this.schemaOptions);return e.validators=this.validators.slice(),void 0!==this.requiredValidator&&(e.requiredValidator=this.requiredValidator),e.Constructor.discriminators=Object.assign({},this.Constructor.discriminators),e},
/*!
 * ignore
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g.prototype.applyGetters=function(t,e){return c.prototype.applyGetters.call(this,t,e)},g.defaultOptions={},g.set=c.set,
/*!
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/*!
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/*!
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 * @api private
 */
t.exports=function(t,e){if(null==t||"object"!==n(t))throw new o("$text",t,e);return null!=t.$search&&(t.$search=s(t.$search,e+".$search")),null!=t.$language&&(t.$language=s(t.$language,e+".$language")),null!=t.$caseSensitive&&(t.$caseSensitive=i(t.$caseSensitive,e+".$castSensitive")),null!=t.$diacriticSensitive&&(t.$diacriticSensitive=i(t.$diacriticSensitive,e+".$diacriticSensitive")),t}},function(t,e,r){"use strict";var n=r(82);
/*!
* returns discriminator by discriminatorMapping.value
*
* @param {Schema} schema
* @param {string} value
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/*!
 * ignore
 */
t.exports=l},function(t,e,r){"use strict";
/*!
 * Module dependencies.
 */function n(t){return(n="function"==typeof Symbol&&"symbol"==typeof Symbol.iterator?function(t){return typeof t}:function(t){return t&&"function"==typeof Symbol&&t.constructor===Symbol&&t!==Symbol.prototype?"symbol":typeof t})(t)}var o,i=r(13),s=r(19).EventEmitter,a=r(75),u=r(162),c=r(6),l=r(52),f=r(36).castToNumber,p=r(93),h=r(84),y=r(3),d=r(95),_=r(94),v=r(17).internalToObjectOptions;function m(t,e,r){t=_(t,r),this.caster=b(t),this.caster.path=e,this.caster.prototype.$basePath=e,this.schema=t,this.$isSingleNested=!0,c.call(this,e,r,"Embedded")}
/*!
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/*!
 * ignore
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function b(t,e){o||(o=r(92));var n=function(t,e,r){var n=this;this.$__parent=r,o.apply(this,arguments),this.$session(this.ownerDocument().$session()),r&&(r.on("save",(function(){n.emit("save",n),n.constructor.emit("save",n)})),r.on("isNew",(function(t){n.isNew=t,n.emit("isNew",t),n.constructor.emit("isNew",t)})))},i=null!=e?e.prototype:o.prototype;for(var a in(n.prototype=Object.create(i)).$__setSchema(t),n.prototype.constructor=n,n.schema=t,n.$isSingleNested=!0,n.events=new s,n.prototype.toBSON=function(){return this.toObject(v)},t.methods)n.prototype[a]=t.methods[a];for(var u in t.statics)n[u]=t.statics[u];for(var c in s.prototype)n[c]=s.prototype[c];return n}
/*!
 * Special case for when users use a common location schema to represent
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/*!
 * ignore
 */
m.prototype.$conditionalHandlers.$near=m.prototype.$conditionalHandlers.$nearSphere=h.cast$near,m.prototype.$conditionalHandlers.$within=m.prototype.$conditionalHandlers.$geoWithin=h.cast$within,m.prototype.$conditionalHandlers.$geoIntersects=h.cast$geoIntersects,m.prototype.$conditionalHandlers.$minDistance=f,m.prototype.$conditionalHandlers.$maxDistance=f,m.prototype.$conditionalHandlers.$exists=l,m.prototype.cast=function(t,e,r,o,i){if(t&&t.$isSingleNested&&t.parent===e)return t;if(null!=t&&("object"!==n(t)||Array.isArray(t)))throw new a(this.path,t);var s,u=d(this.caster,t),c=y(e,"$__.selected",{}),l=this.path,f=Object.keys(c).reduce((function(t,e){return e.startsWith(l+".")&&(t[e.substr(l.length+1)]=c[e]),t}),{});return i=Object.assign({},i,{priorDoc:o}),r?((s=new u(void 0,f,e)).init(t),s):0===Object.keys(t).length?new u({},f,e,void 0,i):new u(t,f,e,void 0,i)},m.prototype.castForQuery=function(t,e,r){var n;if(2===arguments.length){if(!(n=this.$conditionalHandlers[t]))throw new Error("Can't use "+t);return n.call(this,e)}if(null==(e=t))return e;this.options.runSetters&&(e=this._applySetters(e));var o=d(this.caster,e),s=null!=r&&null!=r.strict?r.strict:void 0;try{e=new o(e,s)}catch(t){if(!(t instanceof i))throw new i("Embedded",e,this.path,t,this);throw t}return e},m.prototype.doValidate=function(t,e,r,n){var o=d(this.caster,t);if(n&&n.skipSchemaValidators)return t instanceof o||(t=new o(t,null,r)),t.validate(e);c.prototype.doValidate.call(this,t,(function(r){return r?e(r):t?void t.validate(e):e(null)}),r,n)},m.prototype.doValidateSync=function(t,e,r){if(!r||!r.skipSchemaValidators){var n=c.prototype.doValidateSync.call(this,t,e);if(n)return n}if(t)return t.validateSync()},m.prototype.discriminator=function(t,e,r){return e=p(this.caster,t,e,r),this.caster.discriminators[t]=b(e,this.caster),this.caster.discriminators[t]},m.defaultOptions={},m.set=c.set,
/*!
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